package com.coocaa.x.framework.utils;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.channels.FileChannel;

public class FileUtils {
    public static enum FILETYPE {
        FOLD, TEXT, MUSIC, MOVIE, PHOTO, APK
    }

    public static String getMIMEType(File file) {
        String type = "*/*";
        String fName = file.getName();
        // 获取后缀名前的分隔符"."在fName中的位置。
        int dotIndex = fName.lastIndexOf(".");
        if (dotIndex < 0) {
            return type;
        }
        /* 获取文件的后缀名 */
        String end = fName.substring(dotIndex, fName.length()).toLowerCase();
        if (end == "")
            return type;
        // 在MIME和文件类型的匹配表中找到对应的MIME类型。
        for (int i = 0; i < MIME_MapTable.length; i++) {
            if (end.equals(MIME_MapTable[i][0]))
                type = MIME_MapTable[i][1];
        }
        return type;
    }

    public static final String[][] MIME_MapTable = {
            // {后缀名， MIME类型}
            {".3gp", "video/3gpp"}, {".apk", "application/vnd.android.package-archive"},
            {".asf", "video/x-ms-asf"}, {".avi", "video/x-msvideo"},
            {".bin", "application/octet-stream"}, {".bmp", "image/bmp"},
            {".c", "text/plain"}, {".class", "application/octet-stream"},
            {".conf", "text/plain"}, {".cpp", "text/plain"}, {".doc", "application/msword"},
            {".exe", "application/octet-stream"}, {".gif", "image/gif"},
            {".gtar", "application/x-gtar"}, {".gz", "application/x-gzip"},
            {".h", "text/plain"}, {".htm", "text/html"}, {".html", "text/html"},
            {".jar", "application/java-archive"}, {".java", "text/plain"},
            {".jpeg", "image/jpeg"}, {".jpg", "image/jpeg"},
            {".js", "application/x-javascript"}, {".log", "text/plain"},
            {".m3u", "audio/x-mpegurl"}, {".m4a", "audio/mp4a-latm"},
            {".m4b", "audio/mp4a-latm"}, {".m4p", "audio/mp4a-latm"},
            {".m4u", "video/vnd.mpegurl"}, {".m4v", "video/x-m4v"},
            {".mov", "video/quicktime"}, {".mp2", "audio/x-mpeg"}, {".mp3", "audio/x-mpeg"},
            {".mp4", "video/mp4"}, {".mpc", "application/vnd.mpohun.certificate"},
            {".mpe", "video/mpeg"}, {".mpeg", "video/mpeg"}, {".mpg", "video/mpeg"},
            {".mpg4", "video/mp4"}, {".mpga", "audio/mpeg"},
            {".msg", "application/vnd.ms-outlook"}, {".ogg", "audio/ogg"},
            {".pdf", "application/pdf"}, {".png", "image/png"},
            {".pps", "application/vnd.ms-powerpoint"},
            {".ppt", "application/vnd.ms-powerpoint"}, {".prop", "text/plain"},
            {".rar", "application/x-rar-compressed"}, {".rc", "text/plain"},
            {".rmvb", "audio/x-pn-realaudio"}, {".rtf", "application/rtf"},
            {".sh", "text/plain"}, {".tar", "application/x-tar"},
            {".tgz", "application/x-compressed"}, {".txt", "text/plain"},
            {".wav", "audio/x-wav"}, {".wma", "audio/x-ms-wma"}, {".wmv", "audio/x-ms-wmv"},
            {".wps", "application/vnd.ms-works"},
            // {".xml", "text/xml"},
            {".xml", "text/plain"}, {".z", "application/x-compress"},
            {".zip", "application/zip"}, {"", "*/*"}};

    public static boolean delAllFile(String path) {
        boolean flag = false;
        File file = new File(path);
        if (!file.exists()) {
            return flag;
        }
        if (!file.isDirectory()) {
            return flag;
        }
        String[] tempList = file.list();
        File temp = null;
        for (int i = 0; i < tempList.length; i++) {
            if (path.endsWith(File.separator)) {
                temp = new File(path + tempList[i]);
            } else {
                temp = new File(path + File.separator + tempList[i]);
            }
            if (temp.isFile()) {
                temp.delete();
            }
            if (temp.isDirectory()) {
                delAllFile(path + "/" + tempList[i]);// 先删除文件夹里面的文件
                // delFolder(path + "/" + tempList[i]);// 再删除空文件夹
                flag = true;
            }
        }
        return flag;
    }

    public static void deleteAll(File file) {
        if (file.exists()) {
            if (file.isDirectory()) {
                File[] files = file.listFiles();
                if (files != null) {
                    if (files.length == 0)
                        file.delete();
                    else {
                        for (File _file : files)
                            deleteAll(_file);
                    }
                }
            } else
                file.delete();
        }
    }

    public static boolean copyFile(File s, File t) {
        FileInputStream fi = null;

        FileOutputStream fo = null;

        FileChannel in = null;

        FileChannel out = null;

        try {

            fi = new FileInputStream(s);

            fo = new FileOutputStream(t);

            in = fi.getChannel();// 得到对应的文件通道

            out = fo.getChannel();// 得到对应的文件通道

            in.transferTo(0, in.size(), out);// 连接两个通道，并且从in通道读取，然后写入out通道
            return true;

        } catch (IOException e) {

            e.printStackTrace();
            return false;
        } finally {

            try {

                fi.close();

                in.close();

                fo.close();

                out.close();

            } catch (IOException e) {

                e.printStackTrace();

            }

        }
    }
}
